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Finding the Fourth Proportional to 34,940.64, 48,216.81 and 19,024.74

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Solution

The fourth proportional to 34,940.64, 48,216.81 and 19,024.74 is: 26,253.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,940.64 : 48,216.81 = 19,024.74 : x
  2. Step 2: Convert to fraction form
    34,940.64/48,216.81 = 19,024.74/x
  3. Step 3: Cross multiply
    34,940.64x = 48,216.81 × 19,024.74
  4. Step 4: Simplify right side
    34,940.64x = 917,312,273.88
  5. Step 5: Solve for x
    x = 917,312,273.88/34,940.64
  6. Step 6: Final answer
    x = 26,253.45

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.